Item Type: Roll Up Drum PadColor: Black, white. Power Input: USB 5V or 2 x 1.5V AAA battery, not included. Output Power: 50mW .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Standard 9 Pads: 9pcs drum pad, 2pcs drum step, 12pcs demonstration song, 7pcs drum group, 9pcs accompany, standard design with pedal expansion interface. 2Electronic Drum: Simple and stylish appearance, lightweight and easy to carry. Built in multiple groups of drum sound sources, the most authentic and shocking drum beating. 3Music Recording: With recording function, it is convenient for you to record your music inspiration anytime and anywhere. Connect the earphone, and it will not disturb others when playing the drum. 4Free Connection: Connect the stereo to make the sound more impressive. Can also use USB DC5V power supply or power bank for stable working. 5Melody Creation: With audio input and output interfaces, the roll up drum pad has strong expansion ability and can freely choose music songs to create music.